<?php

namespace app\admin\controller;

use app\admin\model\User;
use app\common\controller\Backend;
use app\common\model\Goods as GoodsModel;
use \app\common\model\GoodsSpec as specModel;
use function Complex\negative;
use think\Db;
use think\Exception;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 商品列管理
 *
 * @icon fa fa-circle-o
 */
class Goods extends Backend
{
    protected $relationSearch = true;
    
    /**
     * Goods模型对象
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new GoodsModel;
        $list = [
        	'statusList' => GoodsModel::$statusList,
	        'goodsTypeList' => GoodsModel::$goodsTypeList,
	        'levelList' => User::$levelList
        ];
		$this->assignconfig($list);
		$this->assign($list);
    }
    
    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */
	
	
	
	/**
	 * 查看
	 */
	public function index()
	{
		//设置过滤方法
		$this->request->filter(['strip_tags']);
		if ($this->request->isAjax()) {
			//如果发送的来源是Selectpage，则转发到Selectpage
			if ($this->request->request('keyField')) {
				return $this->selectpage();
			}
			list($where, $sort, $order, $offset, $limit) = $this->buildparams();
			$with = ['category', 'brand'];
			$total = $this->model
				->with($with)
				->where($where)
				->order($sort, $order)
				->count();
			
			$list = $this->model
				->with($with)
				->where($where)
				->order($sort, $order)
				->limit($offset, $limit)
				->select();
			
			$list = collection($list)->toArray();
			$result = array("total" => $total, "rows" => $list);
			
			return json($result);
		}
		return $this->view->fetch();
	}
	
	
	/**
	 * 添加
	 */
	public function add()
	{
		if ($this->request->isPost()) {
			$params = $this->request->post("row/a");
			if ($params) {
				$params = $this->preExcludeFields($params);
				
				if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
					$params[$this->dataLimitField] = $this->auth->id;
				}
				Db::startTrans();
				try {
					//是否采用模型验证
					if ($this->modelValidate) {
						$name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
						$validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
						$this->model->validateFailException(true)->validate($validate);
					}
					$result = $this->model->allowField(true)->save($params);
					
					
					if (!$result) {
						throw new Exception($this->model->getError());
					}
					$goodsId = $this->model->id;
					
					if(isset($params['spec']) && $params['spec']) {
						$specs = $params['spec'];
						$specModel = new specModel();
						$specRes = $specModel->editSpec($goodsId, $specs);
						if(!$specRes) {
							throw new Exception($specModel->getError());
						}
					}
					
					$rebateModel = new \app\common\model\GoodsRebate();
					$rebateRes = $rebateModel->edit($goodsId, $params['rebate']);
					if(!$rebateRes) {
						throw new Exception('添加返利规则出错');
					}
					
					Db::commit();
					$this->success();
				} catch (ValidateException $e) {
					Db::rollback();
					$this->error($e->getMessage());
				} catch (PDOException $e) {
					Db::rollback();
					$this->error($e->getMessage());
				} catch (Exception $e) {
					Db::rollback();
					$this->error($e->getMessage());
				}
				
			}
			$this->error(__('Parameter %s can not be empty', ''));
		}
		return $this->view->fetch('add', [
			'specs' => json_encode([])
		]);
	}
	
	/**
	 * 编辑
	 */
	public function edit($ids = null)
	{
		$row = $this->model->get($ids);
		if (!$row) {
			$this->error(__('No Results were found'));
		}
		$adminIds = $this->getDataLimitAdminIds();
		if (is_array($adminIds)) {
			if (!in_array($row[$this->dataLimitField], $adminIds)) {
				$this->error(__('You have no permission'));
			}
		}
		if ($this->request->isPost()) {
			$params = $this->request->post("row/a");
			if ($params) {
				$params = $this->preExcludeFields($params);
				Db::startTrans();
				try {
					//是否采用模型验证
					if ($this->modelValidate) {
						$name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
						$validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
						$row->validateFailException(true)->validate($validate);
					}
					$result = $row->allowField(true)->save($params);
					if ($result === false) {
						throw new Exception($this->model->getError());
					}
						$specs = $params['spec']??[];
						$specModel = new specModel();
						$specRes = $specModel->editSpec($ids, $specs);
						if(!$specRes) {
							throw new Exception($specModel->getError());
						}
					
					$rebateModel = new \app\common\model\GoodsRebate();
					$rebateRes = $rebateModel->edit($ids, $params['rebate']);
					if($rebateRes === false) {
						throw new Exception('添加返利规则出错');
					}
					
					Db::commit();
					$this->success();
				} catch (ValidateException $e) {
					Db::rollback();
					$this->error($e->getMessage());
				} catch (PDOException $e) {
					Db::rollback();
					$this->error($e->getMessage());
				} catch (Exception $e) {
					Db::rollback();
					$this->error($e->getMessage());
				}
				
			}
			$this->error(__('Parameter %s can not be empty', ''));
		}
		$specs = specModel::all(['goods_id' => $ids, 'status' => specModel::STATUS_Y]);
		$rebate = \app\common\model\GoodsRebate::get(['goods_id' => $ids]);
		return $this->view->fetch('add', [
			'row' => $row,
			'specs' => json_encode($specs),
			'rebate' => $rebate
		]);
	}
}
